basectx: add _matchstatus method for factoring out last of parentworking logic
This patch paves the way to allow a workingctx to override the match object
with a custom 'bad' method for cases where status is sent a directory pattern.
FROM centos
RUN yum install -y gcc
RUN yum install -y python-devel python-docutils
RUN yum install -y make
RUN yum install -y rpm-build
RUN yum install -y gettext
RUN yum install -y tar